Merge commit 'ea38e678537cf740b5f30c1d69c7a332e98cdd2c' * commit 'ea38e678537cf740b5f30c1d69c7a332e98cdd2c': Show history of battery level.
Merge commit 'ea38e678537cf740b5f30c1d69c7a332e98cdd2c' * commit 'ea38e678537cf740b5f30c1d69c7a332e98cdd2c': Show history of battery level.